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CNMG 120408 NN LT-10 CR
Material Group Group Material Brinell
No Examples*
hardness
HB
Low Carbon
Steel
1
Ck 15
9SMnPb28
42 CrMo 4
Alloy Steel 2 100 Cr 6
High Alloy
Steel
32 NiCrMo 14.5
X38 CrMoV 5
3 X210 CrW 12
4
X90 CrMoV 8
303 / 304 210
304 L to 250
Austenitic
230
5 316 / 316 L
Stainless Steel to 270
Ferritic
Stainless Steel
6
316 Ti
630 (F16PH)
*For all material types and standards, see pages 240 to 245.
Machining Conditions
d.o.c [mm] feed [mm/rev] A max Vc [m/min] Optimal cutting
[mm
min max min max
2 conditions
]
min max d.o.c feed
150 5.0 0.45 1.8
180 0.50 5.0 0.21 0.45 1.8 120 380 1.5 to 3 0.35
210 4.0 0.40 1.5
180 5.0 0.40 1.5
0.21
230
4.0 0.40 1.2
0.50
280 4.0 0.35 1.2
0.18
320 3.5 0.35 1.0
220 4.0 0.40 1.2
280
4.0 0.40 1.2
0.50
0.18
320 3.0 0.35 0.8
350 3.0 0.35 0.8
0.50 4.0
--------- 4.0
7 430 / 439 / 444 Annealed 0.50 4.0
®
300
100 1.5 to 3 0.30
250
190
70 1.5 to 3 0.28
170
5.0 0.20 0.40 1.0 100 270 1.5 to 3 0.32
Martensitic
Annealed
170
8 410 / 420 0.50 4.0 0.22 0.35 0.9
Stainless Steel Treated 120
0.18
0.18
0.22
0.35 0.8 80 210 1.5 to 3 0.29
0.35 0.6 70 120 1.5 to 3 0.25
0.35 0.9 170 250 1.5 to 3 0.32
1.5 to 3 0.32
EN - GJL 200
2.0
380
140
Grey Cast Iron 9 EN - GJL 250
0.50 5.0 0.15 0.60 1.8 170 320 1.5 to 3 0.35
to 230
EN - GJL 300 1.8
270
Nodular Cast
Iron
Nickel Based
Alloys
Titanium Based
Alloys
EN - GJS 400 210 1.5
10 EN - GJS 600 260 0.50 5.0
EN - GJS 800 310 1.2
0.50 1.3 120 250 1.5 to 3 0.30
Inconel 625 0.7 25 35
11 Inconel 718 -------- 0.50 3.0 0.20 0.35 0.7
12
Insert designation
CNMG 20408 NN CR
Hastello y C 0.8 40 65
0.15
40 1.5 to 3 0.28
TiAl 6 V4
0.35 0.8 35 60 1.5 to 3 0.30
-------- 0.50 3.0 0.18
T40 0.30 0.6 28 40 1.5 to 3 0.28
Super Finishing Finishing Semi Finishing Roughing Interrupted Cut
2 3 4 2 3 4 2 3 4 2 3 4 2 3 4
28
450
250
350
210
230
130
250
210
300
210
CNMG 120408 WM
Material Group
Low Carbon
Steel
Group Material Brinell
No Examples*
1
Ck 15
9SMnPb28
42 CrMo 4
Alloy Steel 2 100 Cr 6
High Alloy
Steel
32 NiCrMo 14.5
X38 CrMoV 5
3 X210 CrW 12
4
X90 CrMoV 8
hardness
HB
303 / 304 210
304 L to 250
Austenitic
230
5 316 / 316 L
Stainless Steel to 270
Ferritic
Stainless Steel
6
316 Ti
630 (F16PH)
*For all material types and standards, see pages 240 to 245.
®
Machining Conditions
d.o.c [mm] feed [mm/rev] A max Vc [m/min] Optimal cutting
[mm
min max min max
2 conditions
]
min max d.o.c feed
150 5.0 0.70 1.2 330
180 0.5 5.0 0.21 0.45(0.70) 1.2 180 280 1.5 to 3 0.35
210 4.0 0.40(0.60) 1.2 250
180 5.0 0.65 1.0 280
0.21
230
4.0 0.40(0.60) 1.0
250
0.5
120
280 4.0 0.35(0.60) 1.0 210
0.18
320 3.5 0.35(0.50) 1.0 180
220 4.0 0.60 0.8 190
280
4.0 0.40(0.60) 0.8
150
0.5
0.18
70
320 3.0 0.35(0.60) 0.8 130
350 3.0 0.35(0.50) 0.8 100
---------
1.5 to 3 0.30
1.5 to 3 0.28
7 430 / 439 / 444 Annealed 0.5 4.0 0.22 0.50 0.8 170 250 1.5 to 3 0.32
Martensitic
Annealed
170 250
8 410 / 420 0.5 4.0 0.22 0.50 0.8
Stainless Steel Treated 120 190
1.5 to 3 0.32
EN - GJL 200
1.2 250
140
Grey Cast Iron 9 EN - GJL 250
0.5 5.0 0.15 0.70 1.2 170 230 1.5 to 3 0.35
to 230
EN - GJL 300 1.2 210
Nodular Cast
Iron
Nickel Based
Alloys
Titanium Based
Alloys
EN - GJS 400 210 1.0 230
10 EN - GJS 600 260 0.5 5.0
0.60 1.0 120 190 1.5 to 3 0.30
EN - GJS 800 310 1.0 150
Inconel 625
11 Inconel 718 --------
12
Insert designation
Hastello y C
TiAl 6 V4
T40
CNMG 20408 WM
--------
Wiper inserts are not recommended for austenitic stainless
0.15
Wiper inserts are not recommended for exotic materials
Super Finishing Finishing Semi Finishing Roughing Interrupted Cut
2 3 4 2 3 4 2 3 4 2 3 4 2 3 4
24 25
CNMG